{"uid":"cap_k9N_YXUsOIciEPky0Yt1w","slug":"sec-intel-agentdiet-dev-domain-osint-tls-certificate-security-headers-9d954ec0","name":"Domain OSINT, TLS Certificate & Security Headers Recon","description":"Inspects live IPv4/IPv6 DNS resolution, TLS certificate issuer/expiry, and HTTP security grade. (Live x402 v2, IETF MPP & MCP endpoint at https://sec-intel.agentdiet.dev/v1/whois-lookup)","url":"https://sec-intel.agentdiet.dev/v1/whois-lookup?utm_source=zero.xyz","method":"GET","headers":{},"bodySchema":{"type":"object","required":["domain"],"properties":{"domain":{"type":"string","minLength":1,"description":"Target domain name (e.g. anthropic.com, openai.com) for DNS, TLS certificate, and security header OSINT"}}},"responseSchema":{"type":"object"},"example":null,"exampleRequest":null,"tags":[],"displayCostAmount":"0.01","displayCostAsset":"USD","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"probe","requiresHandshake":false,"reviewCount":0,"rating":{"score":"0.00","successRate":"0.00","reviews":0,"stars":null,"state":"unrated"},"availabilityStatus":"unknown","priceObserved":null,"sessionDeposit":null,"pricing":{"kind":"static","summary":"$0.01/call","primary":{"kind":"static","protocol":"mpp","network":"tempo","amountUsd":"0.01","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"mpp","network":"tempo","amountUsd":"0.01","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_-Ada0NPhNcL-SJjX-RBy1","protocol":"mpp","methodType":"crypto","chain":"tempo","mode":"charge","costAmount":"0.01","costPer":"request","priority":0,"asset":"0x833589fcd6edb6e08f4c7c32d4f71b54bda02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":"sec-intel.agentdiet.dev","brandSlug":"sec-intel-agentdiet-dev-mpp","brandBaseUrl":"https://sec-intel.agentdiet.dev","brandDocsUrl":null,"whatItDoes":"Performs live DNS resolution (IPv4/IPv6), TLS certificate inspection (issuer/expiry), and HTTP security header grading for a given domain.","exampleAgentPrompt":"Can you check the DNS resolution, TLS certificate details (issuer and expiry), and HTTP security header grade for openai.com?","exampleUseCases":[{"title":"Pre-vendor security due diligence","prompt":"Before we integrate with this third-party API, can you pull the TLS certificate info and HTTP security headers for their domain api.vendorcorp.com so I can assess their security posture?"},{"title":"SSL expiry monitoring alert","prompt":"Check when the TLS certificate for our production domain myapp.io expires and who issued it — I want to know if we're at risk of it expiring soon."},{"title":"Competitor security benchmarking","prompt":"Can you run a security recon on stripe.com and tell me their DNS setup, TLS cert issuer, and what grade their HTTP security headers get?"}],"resultDescription":"Returns live DNS resolution results (IPv4/IPv6 addresses), TLS certificate metadata (issuer, expiry date), and an HTTP security header grade/analysis for the queried domain, reflecting the current state of the target's infrastructure.","failureModes":["Domain does not exist or fails DNS resolution — returns empty or error response","Target domain blocks probing requests or rate-limits the checker","TLS handshake fails for domains with misconfigured certificates","Non-existent or unreachable domain causes timeout","Invalid domain string format triggers validation error"],"whenToPreferThis":"Choose this endpoint when you need a quick, single-call passive recon of a domain's DNS, TLS, and HTTP security posture without running active vulnerability scans. Ideal for security due diligence, certificate expiry monitoring, or benchmarking a domain's security headers. Prefer this over full port-scanning tools when you only need certificate and DNS metadata.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-21T07:23:36.836Z","isFirstParty":false,"canonicalSlug":"sec-intel-agentdiet-dev-domain-osint-tls-certificate-security-headers-fe8d3f6c"}